JP2800851B2 - 二元共沸化合物成分の精製方法 - Google Patents
二元共沸化合物成分の精製方法Info
- Publication number
- JP2800851B2 JP2800851B2 JP6518991A JP51899194A JP2800851B2 JP 2800851 B2 JP2800851 B2 JP 2800851B2 JP 6518991 A JP6518991 A JP 6518991A JP 51899194 A JP51899194 A JP 51899194A JP 2800851 B2 JP2800851 B2 JP 2800851B2
- Authority
- JP
- Japan
- Prior art keywords
- distillation
- distillate
- cfc
- hfc
- psia
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 21
- 150000001875 compounds Chemical class 0.000 title description 10
- 238000000746 purification Methods 0.000 title description 5
- 238000004821 distillation Methods 0.000 claims description 43
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical class FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 claims description 43
- RFCAUADVODFSLZ-UHFFFAOYSA-N 1-Chloro-1,1,2,2,2-pentafluoroethane Chemical compound FC(F)(F)C(F)(F)Cl RFCAUADVODFSLZ-UHFFFAOYSA-N 0.000 claims description 38
- 235000019406 chloropentafluoroethane Nutrition 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 11
- 239000004340 Chloropentafluoroethane Substances 0.000 claims description 6
- 238000001944 continuous distillation Methods 0.000 claims description 3
- 238000000998 batch distillation Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims 1
- 238000010992 reflux Methods 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 3
- 238000001577 simple distillation Methods 0.000 description 3
- 229910000792 Monel Inorganic materials 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910000423 chromium oxide Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 2
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000895 extractive distillation Methods 0.000 description 2
- 238000003682 fluorination reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- BNIXVQGCZULYKV-UHFFFAOYSA-N pentachloroethane Chemical compound ClC(Cl)C(Cl)(Cl)Cl BNIXVQGCZULYKV-UHFFFAOYSA-N 0.000 description 2
- 231100000041 toxicology testing Toxicity 0.000 description 2
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 2
- YMRMDGSNYHCUCL-UHFFFAOYSA-N 1,2-dichloro-1,1,2-trifluoroethane Chemical compound FC(Cl)C(F)(F)Cl YMRMDGSNYHCUCL-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000006887 Ullmann reaction Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000005437 stratosphere Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/13—Spirits
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/023,827 US5346595A (en) | 1993-02-23 | 1993-02-23 | Process for the purification of a pentafluoroethane azeotrope |
US023,827 | 1993-02-23 | ||
US08/023,827 | 1993-02-23 | ||
PCT/US1994/001117 WO1994019301A1 (en) | 1993-02-23 | 1994-01-31 | Purification of a component of a binary azeotrope |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08502758A JPH08502758A (ja) | 1996-03-26 |
JP2800851B2 true JP2800851B2 (ja) | 1998-09-21 |
Family
ID=21817438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6518991A Expired - Lifetime JP2800851B2 (ja) | 1993-02-23 | 1994-01-31 | 二元共沸化合物成分の精製方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5346595A (ko) |
EP (1) | EP0686137B1 (ko) |
JP (1) | JP2800851B2 (ko) |
KR (1) | KR100235756B1 (ko) |
DE (1) | DE69419732T2 (ko) |
ES (1) | ES2136190T3 (ko) |
WO (1) | WO1994019301A1 (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5421964A (en) * | 1993-04-30 | 1995-06-06 | E. I. Du Pont De Nemours And Company | Process for separating HCl and halocarbons |
DE69417024T2 (de) * | 1993-04-30 | 1999-11-04 | E.I. Du Pont De Nemours And Co., Wilmington | AZEOTROPE UND AZEOTROPARTIGE ZUSAMMENSETZUNGEN UND VERFAHREN ZUR TRENNUNG VON HCl UND HALOGENKOHLENWASSERSTOFFEN |
BR9402038A (pt) * | 1993-05-25 | 1995-03-07 | Showa Denko Kk | Processo de purificação de pentaflúor etano |
ATE199705T1 (de) * | 1994-04-08 | 2001-03-15 | Ici Plc | Verfahren zur reinigung von pentafluorethan |
US5718807A (en) * | 1994-09-20 | 1998-02-17 | E. I. Du Pont De Nemours And Company | Purification process for hexafluoroethane products |
US20020198067A1 (en) * | 2001-06-26 | 2002-12-26 | Orgill Nicholas Curzon | Golfing accessory |
CA2226673A1 (en) * | 1995-07-14 | 1997-02-06 | Barry Asher Mahler | Distillation processes for removing cfc-115 and hydrofluoric acid from hfc-125 |
US6755942B1 (en) * | 1995-08-01 | 2004-06-29 | E. I. Du Pont De Nemours And Company | Process for the manufacture of halocarbons and selected compounds and azeotropes with HF |
CN1082039C (zh) | 1995-08-01 | 2002-04-03 | 纳幕尔杜邦公司 | 制备卤化碳的方法和制得的化合物及其与氟化氢的恒沸物 |
IT1276174B1 (it) | 1995-11-28 | 1997-10-27 | Ausimont Spa | Processo per la preparazione di pentafluoroetano |
US5817893A (en) * | 1996-06-18 | 1998-10-06 | E. I. Du Pont De Nemours And Company | Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products |
FR2752836B1 (fr) * | 1996-08-30 | 1998-10-30 | Atochem Elf Sa | Purification du pentafluoroethane |
FR2758137B1 (fr) * | 1997-01-06 | 1999-02-26 | Atochem Elf Sa | Procede de purification du pentafluoroethane par distillation extractive |
US5918481A (en) * | 1997-11-20 | 1999-07-06 | Alliedsignal Inc. | Process for separating hydrogen fluoride from fluorocarbons |
US6488817B1 (en) * | 1998-03-31 | 2002-12-03 | Alliedsignal Inc. | Purification of hydrofluorocarbons |
FR2791976B1 (fr) * | 1999-03-24 | 2001-07-27 | Solvay | Compositions contenant du fluorure d'hydrogene et du 1,1,1,3,3-pentafluorobutane, procede pour la separation de melanges comprenant de telles compositions et procede pour la synthese de 1,1,1,3,3-pentafluorobutane |
ITMI991596A1 (it) | 1999-07-20 | 2001-01-20 | Ausimont Spa | Processo per purificare pentafluoroetano da cloropentafluoroetano |
US6395142B1 (en) | 1999-10-14 | 2002-05-28 | Chemcycles, Inc. | Method and apparatus for purifying low grade acetonitrile and other constituents from hazardous waste |
US6417413B1 (en) | 1999-11-03 | 2002-07-09 | Alliedsignal Inc. | Process for the preparation of halogenated ethanes |
FR2806077B1 (fr) * | 2000-03-07 | 2004-01-30 | Solvay | Procede pour l'obtention d'un hydrofluoroalcane epure, hydrofluoroalcane epure, utilisation de l'hydrofluoroalcane et methode d'analyse d'un hydrofluoroalcane |
EP1425076B1 (en) * | 2001-06-01 | 2009-04-15 | Honeywell International Inc. | Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride |
US7060165B2 (en) * | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
US8075742B2 (en) | 2009-02-27 | 2011-12-13 | Midwest Refrigerants, Llc | Apparatus and process for the separation and purification of ideal and non-ideal refrigerant mixtures |
US8043574B1 (en) | 2011-04-12 | 2011-10-25 | Midwest Refrigerants, Llc | Apparatus for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide |
US8128902B2 (en) | 2011-04-12 | 2012-03-06 | Midwest Refrigerants, Llc | Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide |
US8834830B2 (en) | 2012-09-07 | 2014-09-16 | Midwest Inorganics LLC | Method for the preparation of anhydrous hydrogen halides, inorganic substances and/or inorganic hydrides by using as reactants inorganic halides and reducing agents |
FR3035104B1 (fr) | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2324255A (en) * | 1940-04-17 | 1943-07-13 | Dow Chemical Co | Separation of ketones and monohydric alcohols from mixtures thereof |
US2617756A (en) * | 1950-05-20 | 1952-11-11 | Stanolind Oil & Gas Co | Process for recovery and purification of propionaldehyde |
BE568077A (ko) * | 1957-07-31 | |||
US2998357A (en) * | 1959-01-20 | 1961-08-29 | Pennsalt Chemicals Corp | Recovery of alkylamines |
US3329586A (en) * | 1963-03-29 | 1967-07-04 | Du Pont | Boron trifluoride distillation under controlled pressure |
US3505233A (en) * | 1968-11-12 | 1970-04-07 | Union Carbide Corp | Chloropentafluoroethane-pentafluoroethane azeotropic compositions |
GB1307224A (en) * | 1969-06-27 | 1973-02-14 | Ici Ltd | Chromium oxide catalyst |
US3732150A (en) * | 1971-10-22 | 1973-05-08 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by azeotropic distillation with ammonia |
JPS5339427A (en) * | 1976-09-22 | 1978-04-11 | Hitachi Ltd | Single-phase transformer |
US4362603A (en) * | 1981-01-02 | 1982-12-07 | The Standard Oil Company | Continuous acetonitrile recovery process |
DK0467531T3 (da) * | 1990-07-04 | 1994-10-31 | Ici Plc | Fremgangsmåde til adskillelse af 1,1,1,2-tetrafluorethan fra blandinger deraf med hydrogenfluorid og/eller 1-chlor-2,2-difluorethylen |
FR2672048B1 (fr) * | 1991-01-30 | 1993-05-28 | Inst Francais Du Petrole | Procede de separation d'ethyl tertiobutyl ether a partir de melanges. |
US5087329A (en) * | 1991-05-16 | 1992-02-11 | E. I. Du Pont De Nemours And Company | Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane |
JP3182869B2 (ja) * | 1992-05-18 | 2001-07-03 | ダイキン工業株式会社 | ペンタフルオロエタンとペンタフルオロクロロエタンとの共沸混合物およびペンタフルオロクロロエタンの分離方法 |
-
1993
- 1993-02-23 US US08/023,827 patent/US5346595A/en not_active Expired - Lifetime
-
1994
- 1994-01-31 WO PCT/US1994/001117 patent/WO1994019301A1/en active IP Right Grant
- 1994-01-31 DE DE69419732T patent/DE69419732T2/de not_active Expired - Lifetime
- 1994-01-31 KR KR1019950703541A patent/KR100235756B1/ko active IP Right Grant
- 1994-01-31 JP JP6518991A patent/JP2800851B2/ja not_active Expired - Lifetime
- 1994-01-31 ES ES94907385T patent/ES2136190T3/es not_active Expired - Lifetime
- 1994-01-31 EP EP94907385A patent/EP0686137B1/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
E.BARTHOLOME et al."Ullmanns Encyclopadie der technischen Chemie,"4th edition,Vol.2,"Verfahrenstechnik I(grandoperationen)",(独),VERLAG CHEMIE GMBH,1992年,P.509−510 |
Also Published As
Publication number | Publication date |
---|---|
JPH08502758A (ja) | 1996-03-26 |
ES2136190T3 (es) | 1999-11-16 |
DE69419732T2 (de) | 2000-02-10 |
EP0686137A1 (en) | 1995-12-13 |
DE69419732D1 (de) | 1999-09-02 |
WO1994019301A1 (en) | 1994-09-01 |
KR960700984A (ko) | 1996-02-24 |
KR100235756B1 (ko) | 1999-12-15 |
EP0686137B1 (en) | 1999-07-28 |
US5346595A (en) | 1994-09-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2800851B2 (ja) | 二元共沸化合物成分の精製方法 | |
JP3162378B2 (ja) | クロロペンタフルオロエタンを含むハロゲン化炭化水素の混合物からペンタフルオロエタンを分離する方法 | |
JP2815914B2 (ja) | 相分離及び蒸留によるhfの分離方法 | |
US5470442A (en) | Separating and removing impurities from tetrafluoroethanes by using extractive distillation | |
EP0354697B1 (en) | Process for the separation of hf via azeotropic distillation | |
US5421964A (en) | Process for separating HCl and halocarbons | |
US5830325A (en) | Separating and removing 1, 1, 1-trifluoroethane by using azeotropic distillation | |
US6156161A (en) | Extractive distillation process for separating difluoromethane and pentafluoroethane using methylene chloride | |
JP3496708B2 (ja) | 1,1,1,2,2−ペンタフルオロエタンの製造方法 | |
JP3684427B2 (ja) | ハロゲン化炭化水素とクロロペンタフルオロエタンとを含む混合物からペンタフルオロエタンを分離する方法 | |
JP3848361B2 (ja) | ハロゲン化炭化水素とクロロペンタフルオロエタンとを含む混合物からペンタフルオロエタンを分離する方法 | |
US5772852A (en) | Separating HCI and halocarbons | |
US5723429A (en) | Azeotropic or azeotrope-like compositions of tetrafluoroethane and chlorotetrafluoroethane | |
KR100598890B1 (ko) | 하이드로플루오로카본의 정제 | |
JPH07258123A (ja) | ペンタフルオロエタンの精製法 | |
JP2004529198A (ja) | 共沸混合物様組成物およびペンタフルオロエタン及び塩化水素を分離する方法 | |
JPH08143486A (ja) | ペンタフルオロエタンの精製方法 | |
US6303838B1 (en) | Separating 1,1,1,3,3-pentafluoropropane from hydrogen fluoride | |
JP3816148B2 (ja) | ハイドロフルオロカーボン類の製造方法 | |
JPH07291878A (ja) | ジフルオロメタンの精製方法 | |
JPH08301800A (ja) | ペンタフルオロエタンの製造方法及びペンタフルオロエタンに転化するのに適当な組成物 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070710 Year of fee payment: 9 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080710 Year of fee payment: 10 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080710 Year of fee payment: 10 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090710 Year of fee payment: 11 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090710 Year of fee payment: 11 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100710 Year of fee payment: 12 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110710 Year of fee payment: 13 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110710 Year of fee payment: 13 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120710 Year of fee payment: 14 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130710 Year of fee payment: 15 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |